Royal Blue

#3555E3

Blue

Color Codes

All color formats for development

HEX
#3555E3
RGB
rgb(53, 85, 227)
HSL
hsl(229, 76%, 55%)
OKLCH
oklch(0.519 0.218 267.8)
CMYK
cmyk(77%, 63%, 0%, 11%)

Accessibility

WCAG contrast compliance

On White Background

5.90:1

AA AAA

On Black Background

3.56:1

AA AAA
Run full accessibility check

Tailwind Scale

50-950 scale matching Tailwind CSS naming

50
#F2F4
100
#E0E5
200
#C5CE
300
#98A8
400
#627B
500
#3555
600
#1B3A
700
#152E
800
#0F21
900
#0A15
950
#060D

Shades

Darker variations

1#1E41DE
2#1B3AC5
3#1833AD
4#142C94
5#11247B
6#0D1D63
7#0A164A
8#070F31
9#030719

Tints

Lighter variations

1#4966E6
2#5D77E9
3#7288EC
4#8699EE
5#9AAAF1
6#AEBBF4
7#C2CCF7
8#D7DDF9
9#EBEEFC

Tones

Muted variations

1#3E5BDB
2#4660D2
3#4F66C9
4#586BC1
5#6171B8
6#6976AF
7#727CA6
8#7B819E
9#848795

Usage Guidelines

Recommended use cases for each shade level

LevelColorTypical Use Cases
50
F2F4
#F2F4FD
BackgroundsSubtle highlightsCard backgrounds
100
E0E5
#E0E5FB
Light backgroundsTable row hoverSkeleton loading
200
C5CE
#C5CEF7
Secondary backgroundsInput backgroundsDividers
300
98A8
#98A8F1
BordersInactive statesPlaceholder text
400
627B
#627BEA
Disabled statesSecondary iconsMuted text
500
3555
#3555E3
Primary brand colorCTAsActive elementsLinks
600
1B3A
#1B3AC5
Hover statesFocus ringsPrimary buttons hover
700
152E
#152E9D
Active/pressed statesDark mode accentsSecondary text
800
0F21
#0F2170
Text on light backgroundsHeadingsStrong borders
900
0A15
#0A1548
Primary textHigh emphasis contentDark headings
950
060D
#060D2D
Maximum contrast textDark mode backgrounds

Export Code

Copy ready-to-use code for your project

:root {
  --royal-blue-50: #F2F4FD;
  --royal-blue-100: #E0E5FB;
  --royal-blue-200: #C5CEF7;
  --royal-blue-300: #98A8F1;
  --royal-blue-400: #627BEA;
  --royal-blue-500: #3555E3;
  --royal-blue-600: #1B3AC5;
  --royal-blue-700: #152E9D;
  --royal-blue-800: #0F2170;
  --royal-blue-900: #0A1548;
  --royal-blue-950: #060D2D;
}
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